CN203134116U - Carriage safety prewarning system based on visual perception and Internet of vehicle - Google Patents
Carriage safety prewarning system based on visual perception and Internet of vehicle Download PDFInfo
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Abstract
The utility model relates to a carriage safety prewarning system based on visual perception and Internet of vehicle, which comprises the following components: an in-vehicle system (101), monitoring center software (102), a RFID communication module (103), checking station software (104) and a driver RFID card (105). The in-vehicle system performs the following operations: acquiring and storing in-vehicle and out-vehicle video image, counting number of passengers carried on the vehicle, detecting fatigue state of the driver, detecting in-vehicle abnormal state, detecting manual warning information, acquiring vehicle driving information, etc. Driver identity information in a driver RFID card is read through an RFID. The vehicle driving information and abnormity warning information are transmitted to monitoring center software through 3G communication. The real-time state of the vehicle is transmitted to a RFID communication module of a checking station through the RFID and furthermore is displayed on the checking station software. The system utilizes overload detection technique based on intelligent video analysis and has high detection precision. The detection result can be transmitted to a monitoring center through 3G communication and is transmitted to the checking station through RFID. When overload is detected, alarm is generated automatically, thereby facilitating supervision.
Description
Technical field
The present invention relates to the bus safety early warning system based on visually-perceptible and car networking.
Background technology
Coach is a kind of public transportation mode commonly used, and along with the increase of China's automobile quantity and the construction of national highway net, intercity contact is frequent day by day.Be subjected to ordering about of economic interests, problems such as long-distance passenger transportation market ubiquity is overcrowding, hypervelocity, arbitrarily on-board and off-board, fatigue driving, the particularly serious traffic hazard that causes thus increases year by year, serious threat the people's safety of life and property; Because the seating capacity is numerous, criminal offences such as stealing, robbery occur repeatedly in addition.At present, at problems such as overload, hypervelocity, fatigue drivings, passenger traffic supervision department has formulated multinomial rules and regulations, but lack corresponding technology regulatory measure, whether main the employing sets up the traditional technique in measuring passenger vehicle of patrolling and examining on inspection post and the road overcrowding, these method labor intensive material resources, automaticity is not high, and is backward in management and accuracy of detection is very low.
At present the potential safety hazard that exists in the coach tour mainly comprise in overload, hypervelocity, the car fight, fatigue driving, drive without a license, high speed on-board and off-board etc., the vehicle safety early warning system that is applied to coach should detect the problems referred to above in real time, and by radio communication warning message is sent to relevant supervision department.Existing patent and product only possess several functions, can not satisfy practical application request.
Patent [highway passenger vehicle safety auxiliary monitoring management system--passenger vehicle black box .200610164461.8] uses the laser correlation probe number of getting on or off the bus to add up, and this method is subject to the influence that the passenger crowds and causes erroneous judgement; Use the monitoring that exceeds the speed limit of shooting speed table picture, the applicability of this method is relatively poor; Use timer to carry out fatigue driving and detect, driving condition that can not the real-time judge driver; Only possess local measuring ability in addition, do not possess abnormal conditions monitoring, GPS vehicle location in remote alarms, the car.
Patent [security monitoring system of coach bus .200810038249.6] is used the video camera demographics of getting on or off the bus, only realized the overload measuring ability, do not possess fatigue driving and detect, do not possess abnormal conditions detection in the car, overspeed detection, remote detection, GPS vehicle location.
Patent [the long-distance monitorng device .200420072961.5 of passenger vehicle fatigue driving and overload transportation] uses remote photographic to carry out demographics, and system real time is poor; Use IC-card to swipe the card and realize that fatigue driving detects, and can not prevent the situation of a people Duo Ka; Do not possess abnormal conditions detection in the car, overspeed detection, GPS vehicle location.
Patent [a kind of passenger carriage overloading supervising device .201120535176.9], [a kind of SCM Based passenger carriage overloading supervising device .201120492430.1] are used the infrared correlation demographics of getting on or off the bus, only realized the overload measuring ability, and this method is subject to the influence that the passenger crowds and causes erroneous judgement; Do not possess fatigue driving and detect, do not possess abnormal conditions detection in the car, do not possess overspeed detection, remote detection, GPS vehicle location.
Document [the long distance wireless intelligent vehicle-mounted monitoring system. the engineering master thesis .2008.10 of the National University of Defense technology] use the infrared correlation demographics of getting on or off the bus, this method to be subject to the influence that the passenger crowds to cause erroneous judgement; Use GPRS transmission vehicle carrying information and vehicle GPS information, can not upload video in the car in real time, do not possess abnormal conditions detection in fatigue driving detection, the car.
Summary of the invention
For solving the problem that existing bus safety monitoring faces, the present invention proposes a kind of bus safety early warning system based on visually-perceptible and car networking.
Technical scheme of the present invention is as follows:
1, the bus safety early warning system comprises onboard system 101, monitoring center software 102, RFID communication module 103, inspection post software 104, driver's rfid card 105, the each several part relation as shown in Figure 1, wherein, onboard system 101 is communicated by letter with monitoring center software 102 by the 3G communication mode, onboard system 101 is communicated by letter with driver's rfid card 105 by the RFID communication mode, onboard system 101 is communicated by letter with RFID communication module 103 by the RFID communication mode, and RFID communication module 103 is connected with inspection post software 104.
2, onboard system 101 comprises: onboard system main frame 201, near field RFID module 202, remote RF ID module 203, manual pull station 204,3G communication system antenna 205, antenna of satellite positioning system 206, demographics video camera A207, opening/closing door of vehicle sensors A 208, fatigue detecting video camera 209, situation video camera 210 in the car, situation video camera 211 before the car, demographics video camera B212, opening/closing door of vehicle sensor B213, wherein, near field RFID module 202, remote RF ID module 203, manual pull station 204,3G communication system antenna 205, antenna of satellite positioning system 206, demographics video camera A207, opening/closing door of vehicle sensors A 208, fatigue detecting video camera 209, situation video camera 210 in the car, situation video camera 211 before the car, demographics video camera B212, opening/closing door of vehicle sensor B213 all links to each other with onboard system main frame 201, as shown in Figure 2.
Onboard system main frame 201 is responsible for all data analysis processing and flow process control; Near field RFID module 202 is used for reading the driver identity verification card; Remote RF ID module 203 is used for the vehicle current state is transferred to the outer inspection post of car; Manual pull station 204 is used for the driver and in case of emergency manually reports to the police; 3G communication system antenna 205 is used for the transmitting-receiving of 3G communication signal; Antenna of satellite positioning system 206 is used for receiving satellite positioning signals; Fatigue detecting video camera 209 is used for gathering the facial picture of driver; Situation video camera 210 is used for gathering real-time pictures in the compartment in the car; Situation video camera 211 is used for collection vehicle the place ahead real-time pictures of travelling before the car; Demographics video camera B212 is used for gathering the on-board and off-board picture of secondary car door; Opening/closing door of vehicle sensor B213 is used for judging the open and-shut mode of secondary car door.
3, onboard system main frame 201 comprises: ARM Central Control Module 301, DSP intelligent video analysis module 302, SOC audio/video coding storage transport module 303, vehicle power module 304, external power source interface 305, RS232 interface 306, near field RFID interface 307, remote RF ID interface 308, car door sensor interface A309, car door sensor interface B310, camera power supply interface A311, camera power supply interface B312, camera power supply interface C313, camera power supply interface D314, camera power supply interface E315, four unification video synthesis modules 316, video distribution modules A 317, video distribution module B318, input video interface A319, input video interface B320, input video interface C321, input video interface D322, input video interface E323, output video interface 324,3G antennal interface 325, satnav antennal interface 326, alarm button interface 327, SD clamping mouth 328, USB interface 329, as shown in Figure 3, wherein: external power source interface 305 is connected with vehicle power module 304; Vehicle power module 304 is connected with ARM Central Control Module 301; DSP intelligent video analysis module 302, SOC audio/video coding storage transport module 303, RS232 interface 306, near field RFID interface 307, remote RF ID interface 308, car door sensor interface A309, car door sensor interface B310 are connected with ARM Central Control Module 301 respectively; ARM Central Control Module 301 is connected with camera power supply interface A311, camera power supply interface B312, camera power supply interface C313, camera power supply interface D314, camera power supply interface E315; 3G antennal interface 325, satnav antennal interface 326, alarm button interface 327, SD clamping mouth 328 and USB interface 329 are connected with SOC audio/video coding storage transport module 303 respectively; Input video interface C321 is connected to video distribution modules A 317; Input video interface D322 is connected to video distribution module B318; Video distribution modules A 317, video distribution module B318, input video interface A319 and input video interface B320 are connected respectively to four unification video synthesis modules 316; Four unification video synthesis modules 316 are connected to DSP intelligent video analysis module 302; Video distribution modules A 317, video distribution module B318, input video interface E323 and output video interface 324 are connected with SOC audio/video coding storage transport module 303 respectively.
External power source interface 305 is used for being connected with vehicle accumulator, and vehicle power module 304 is given in power supply; Vehicle power module 304 is converted to stable DC12V with the power supply that receives and exports to ARM Central Control Module 301.
ARM Central Control Module 301 is responsible for the operation of each module of coherent system, comprises working power to each module of internal system is provided; Provide working power by camera power supply interface A311, camera power supply interface B312, camera power supply interface C313, camera power supply interface D314, camera power supply interface E315 for external camera according to actual needs; ARM Central Control Module 301 carries out systematic parameter by RS232 interface 306 to be regulated; ARM Central Control Module 301 is communicated by letter with near field RFID module 202 by near field RFID interface 307; ARM Central Control Module 301 is communicated by letter with remote RF ID module 203 by remote RF ID interface 308; ARM Central Control Module 301 is by car door sensor interface A309, car door sensor interface B310 and car door sensor communication; ARM Central Control Module 301 carries out exchanges data with DSP intelligent video analysis module 302; ARM Central Control Module 301 carries out exchanges data with SOC audio/video coding storage transport module 303.
Input video interface A319 is used for being connected with demographics video camera A207, and video data is sent into four unification video synthesis modules 316; Input video interface B320 is used for being connected with demographics video camera B212, and video data is sent into four unification video synthesis modules 316; Input video interface C321 is used for being connected with fatigue detecting video camera 209, and video data is sent into video distribution modules A 317; Input video interface D322 is used for being connected with situation video camera 210 in the car, and video data is sent into video distribution module B318; Input video interface E323 is used for being connected with situation video camera 211 before the car, and video data is sent into SOC audio/video coding storage transport module 303; Video distribution modules A 317, video distribution module B318 are divided into two-way with the video data that receives, and one the tunnel sends four unification video synthesis modules 316 to, and another road sends SOC audio/video coding storage transport module 303 to; Four unification video synthesis modules 316 are delivered to DSP intelligent video analysis module 302 with 4 road input videos synthetic 1 road.
DSP intelligent video analysis module 302 is under the control of ARM Central Control Module 301, by analyzing the video data that four unification video synthesis modules 316 transmit, the demographics, driver fatigue state of getting on or off the bus detects, the work of abnormal conditions detection in the compartment, and result is sent to ARM Central Control Module 301.
SOC audio/video coding storage transport module 303 and ARM Central Control Module 301 communicate, and receive the abnormal conditions alerting signal; With the coding video data that receives, SOC audio/video coding storage transport module 303 stores data on the SD card by SD clamping mouth 328; SOC audio/video coding storage transport module 303 provides the loop output function by output video interface 324; SOC audio/video coding storage transport module 303 can connect Universal USB equipment such as USB flash disk, mouse by USB interface 329; SOC audio/video coding storage transport module 303 receives the manual alerting signal of driver by alarm button interface 327; SOC audio/video coding storage transport module 303 is positioning antenna interface 326 receiving satellite positioning signals via satellite, realize vehicle location; SOC audio/video coding storage transport module 303 is realized high-speed radiocommunication by 3G antennal interface 325 and administrative center, carries out uploading in real time of alerting signal, the interior video data of car.
4, monitoring center software 102 comprises: 3G data forwarding module 401, vehicle data decoder module 402, video data decoding module 403, informix display module 404, database management module 405, as shown in Figure 4.Wherein 3G data forwarding module 401 is responsible for receiving the 3G communication data packet that onboard system 101 transmits, and the information of vehicles packet is transmitted to vehicle data decoder module 402, and the video information packet is transmitted to video data decoding module 403; Vehicle data decoder module 402 is responsible for decoding information of vehicles packet, obtains data such as vehicle passenger carrying capacity, current location, travel speed, driver's situation, abnormal conditions alerting signal, and transfers data to informix display module 404; Video data decoding module 403 is responsible for the decode video information packet, and decoded video data is transferred to informix display module 404; Informix display module 404 is responsible for showing vehicle condition information and the Che Nei video informations that receive, receive alerting signal after, remind the monitor staff to note in the acousto-optic hint mode, and information passed to database management module 405; Database management module 405 is responsible for vehicle operating information is recorded into database, is used for the later stage inquiry.
The function of monitoring center software 102 comprises that the reception of 3G communication data and forwarding, compressed video data decoding and demonstration, vehicle operation data receive and electronic chart demonstration, the reception of abnormal alarm data and initiatively record and the retrieval of prompting, vehicle traveling information.
5, onboard system 101 is as follows with the flow process of driver's rfid card 105, RFID communication module 103 and inspection post software 104 exchange messages:
Step1: behind the vehicle launch, onboard system 101 reads driver's rfid card 105 by near field RFID module 202 and obtains the vehicle log-on message, obtains the actual carrying information of vehicle by video analysis;
Step2: vehicle travels near the inspection post that remote RF ID fetch equipment is arranged the time, and remote RF ID module 203 is activated, and onboard system 101 outwards transmits vehicle real time by RFID;
Step3:RFID communication module 103 receives the signal of onboard system 101, and data are transmitted to inspection post software 104;
Step4: inspection post software 104 judges by the vehicle real time that analysis receives whether vehicle exists overload to wait driving situation in violation of rules and regulations.
Major advantage of the present invention is as follows:
(1) use overload detection technique based on intelligent video analysis, the accuracy of detection height, testing result can be by the 3G communications to Surveillance center, be transferred to the inspection post by RFID, finds that the overload back reports to the police convenient the supervision automatically.
(2) use speed of a motor vehicle detection technique based on the satellite navigation location, testing result is accurately reliable, can not distorted, and testing result can be by the 3G communications to Surveillance center, be transferred to the inspection post by RFID, finds that the hypervelocity back reports to the police convenient the supervision automatically.
(3) use is judged driver's fatigue state in real time based on the fatigue detecting technology of intelligent video analysis technology, and testing result is more reliable, finds initiatively to carry out this locality warning and remote alarms after the fatigue driving, stops potential safety hazard.
(4) use the real-time detection technique of vehicle location of locating based on satellite navigation, driving trace writing function in conjunction with Surveillance center, can detect driver's route running whether according to the rules, in case find to change privately the problem of driving route, system will report to the police automatically.
(5) use is judged the situation whether driver exists driving limit, limit to phone with mobile telephone in real time based on the driver driving state inspection of intelligent video analysis technology, and testing result is reliable, and this locality warning and remote alarms are initiatively carried out in the back of pinpointing the problems, and stop potential safety hazard.
(6) use is judged the situation whether driver exists driving limit, limit to eat in real time based on the driver driving state inspection of intelligent video analysis technology, and testing result is reliable, and this locality warning and remote alarms are initiatively carried out in the back of pinpointing the problems, and stop potential safety hazard.
(7) use is based on the driver driving state inspection of intelligent video analysis technology, judge in real time whether the driver exists absorbed driving situations such as playing card, do not see the road when driving, testing result is reliable, and this locality warning and remote alarms are initiatively carried out in the back of pinpointing the problems, and stop potential safety hazard.
Whether (8) use based on abnormal conditions detection technique in the car of intelligent video analysis technology, judge in real time to exist in the compartment and abnormal conditions such as steal, have a fist fight, testing result is reliable, this locality warning and remote alarms are initiatively carried out in the back of pinpointing the problems, and stop potential safety hazard.
(9) support manual warning function, make things convenient for driver's manual remote alarms in case of emergency, improve the reaction velocity of relevant departments at different levels reply emergency situations.
(10) equipment is convenient to installation, reliability height, and systemic-function is complete, meets long-distance passenger transportation to the demand of traffic safety supervision.
Description of drawings
Fig. 1 bus safety early warning system structural drawing;
Fig. 2 onboard system structural drawing;
Fig. 3 onboard system host structure chart;
Fig. 4 monitoring center software structural drawing.
Embodiment
Below the specific embodiment of the present invention is described, this explanation only show of the present invention a kind of may embodiment, not as the restriction of claim.
1, system installs
(1) according to the actual conditions of passenger vehicle bridge onboard system main frame 101 is installed in position, and drawn power supply from vehicle accumulator and receive onboard system main frame 101.
(2) near field RFID module 102 is installed in the position nearer apart from the driver, and links to each other with onboard system main frame 101.
(3) remote RF ID module 103 is installed in the position nearer apart from vehicle enclosure, and links to each other with onboard system main frame 101.
(4) manual pull station 104 is installed in the driver and can conveniently uses and comparatively hidden position, and link to each other with onboard system main frame 101.
(5) 3G communication system antenna 105 and antenna of satellite positioning system 106 are installed in the position nearer apart from vehicle enclosure, and link to each other with onboard system main frame 101.
(6) demographics video camera A107 is installed in the position that car door turnover personnel can be taken in the main body entrance door top, opening/closing door of vehicle sensors A 108 is installed on main body entrance door and the doorframe, and the two is linked to each other with onboard system main frame 101.
(7) fatigue detecting video camera 109 is installed near to take driver's face the bridge position, and links to each other with onboard system main frame 101.
(8) situation video camera 110 in the car is installed in roof, near driver's one side, can take the position of whole compartment picture, and link to each other with onboard system main frame 101.
(9) situation video camera 111 before the car is installed near to take the vehicle front picture front windshield position, and links to each other with onboard system main frame 101.
(10) demographics video camera B112 is installed in the position that car door turnover personnel can be taken in secondary car door top, B113 is installed on secondary car door and the doorframe with the opening/closing door of vehicle sensor, and the two is linked to each other with onboard system main frame 101.For the middle bus that does not have secondary car door, this step can be omitted.
(11) set up the central monitoring position that possesses internet access capability, operation monitoring center software 102.
(12) RFID communication module 103 and inspection post software 104 are installed in the inspection post.
(13) be equipped with driver's rfid card 105 to the driver.
2, system's operation
(1) detects that vehicle stops and during car door opening when system, onboard system main frame 101 is by the video pictures of the passenger getting on/off of analysis demographics video camera A107 and demographics video camera B112 collection, add up the number of getting on or off the bus, and then judge the passenger vehicle seating capacity; When closing of the door and vehicle brought into operation, onboard system main frame 101 sent to Surveillance center with the passenger vehicle seating capacity by 3G network.In a single day the platform software of Surveillance center judges that vehicle is in overload condition, reminds the monitor staff to note on the one hand, on the other hand by 3G net passback information alerting driver.
(2) when closing of the door and vehicle bring into operation, onboard system main frame 101 detects the video pictures of video camera 109 by fatigue analysis, judge whether the driver is in fatigue driving state, in case note abnormalities, with sound and light alarm prompting driver, by 3G network warning message is sent to Surveillance center simultaneously immediately.
(3) when closing of the door and vehicle bring into operation, onboard system main frame 101 is judged the compartment internal state, in case note abnormalities by analyzing the video pictures of situation video camera 110 in the car, with sound and light alarm prompting driver, by 3G network warning message is sent to Surveillance center simultaneously immediately.
(4) when closing of the door and vehicle brought into operation, in a single day the driver pressed manual pull station 104, and onboard system main frame 101 sends to Surveillance center by 3G network with warning message.
(5) when closing of the door and vehicle bring into operation, onboard system main frame 101 continues to receive the satnav information, and the operational factor of vehicle is sent to Surveillance center by 3G network.In a single day the platform software of Surveillance center judges that vehicle is in overspeed condition, reminds the monitor staff to note on the one hand, on the other hand by 3G net passback information alerting driver.
(6) when closing of the door and vehicle bring into operation, onboard system main frame 101 is stored in the SD card behind the data coding of situation video camera 111 before with situation video camera 110, car in fatigue detecting video camera 109, the car, is convenient to the later stage consult.The monitor staff uses the platform software of Surveillance center, after connecting by 3G network and onboard system main frame 101, can browse real-time pictures and the historical record of situation video camera 110 in fatigue detecting video camera 109, the car, the preceding situation video camera 111 of car.
(7) when vehicle drives near the inspection post of remote RF ID fetch equipment, onboard system main frame 101 by remote RF ID module with the related information transmission of vehicle to the inspection post, realize not stopping fast detection.
Claims (5)
1. based on the bus safety early warning system of visually-perceptible and car networking, comprise onboard system (101), monitoring center software (102), RFID communication module (103), inspection post software (104), driver's rfid card (105), it is characterized in that, onboard system is communicated by letter with monitoring center software by the 3G communication mode, onboard system is communicated by letter with driver's rfid card by the RFID communication mode, onboard system is communicated by letter with the RFID communication module by the RFID communication mode, and the RFID communication module is connected with inspection post software;
Wherein, onboard system (101) comprising: onboard system main frame (201), near field RFID module (202), remote RF ID module (203), manual pull station (204), 3G communication system antenna (205), antenna of satellite positioning system (206), demographics video camera A (207), opening/closing door of vehicle sensors A (208), fatigue detecting video camera (209), situation video camera (210) in the car, situation video camera (211) before the car, demographics video camera B (212), opening/closing door of vehicle sensor B (213), described near field RFID module (202), remote RF ID module (203), manual pull station (204), 3G communication system antenna (205), antenna of satellite positioning system (206), demographics video camera A (207), opening/closing door of vehicle sensors A (208), fatigue detecting video camera (209), situation video camera (210) in the car, situation video camera (211) before the car, demographics video camera B(212), opening/closing door of vehicle sensor B(213) all links to each other with onboard system main frame (201).
2. the bus safety early warning system based on the networking of visually-perceptible and car according to claim 1, it is characterized in that, described onboard system main frame (201) comprising: ARM Central Control Module (301), DSP intelligent video analysis module (302), SOC audio/video coding storage transport module (303), vehicle power module (304), external power source interface (305), RS232 interface (306), near field RFID interface (307), remote RF ID interface (308), car door sensor interface A(309), car door sensor interface B(310), camera power supply interface A(311), camera power supply interface B(312), camera power supply interface C(313), camera power supply interface D(314), camera power supply interface E(315), four unification video synthesis modules (316), video distribution modules A (317), video distribution module B(318), input video interface A(319), input video interface B(320), input video interface C(321), input video interface D(322), input video interface E(323), output video interface (324), 3G antennal interface (325), satnav antennal interface (326), alarm button interface (327), SD clamping mouth (328), USB interface (329), wherein: external power source interface (305) is connected with vehicle power module (304); Vehicle power module (304) is connected with ARM Central Control Module (301); DSP intelligent video analysis module (302), SOC audio/video coding storage transport module (303), RS232 interface (306), near field RFID interface (307), remote RF ID interface (308), car door sensor interface A(309) and car door sensor interface B (310) be connected with ARM Central Control Module (301) respectively; ARM Central Control Module (301) is connected with camera power supply interface A (311), camera power supply interface B (312), camera power supply interface C (313), camera power supply interface D (314), camera power supply interface E (315); 3G antennal interface (325), satnav antennal interface (326), alarm button interface (327), SD clamping mouth (328) and USB interface (329) are connected with SOC audio/video coding storage transport module (303) respectively; Input video interface C (321) is connected to video distribution modules A (317); Input video interface D (322) is connected to video distribution module B (318); Video distribution modules A (317), video distribution module B (318), input video interface A (319) and input video interface B (320) are connected respectively to four unification video synthesis modules (316); Four unification video synthesis modules (316) are connected to DSP intelligent video analysis module (302); Video distribution modules A (317), video distribution module B(318), input video interface E(323) and output video interface (324) be connected with SOC audio/video coding storage transport module (303) respectively.
3. the bus safety early warning system based on visually-perceptible and car networking according to claim 2 is characterized in that described ARM Central Control Module (301) is responsible for the operation of each module of coherent system, comprises working power to each module of internal system is provided; As required by camera power supply interface A(311), camera power supply interface B(312), camera power supply interface C(313), camera power supply interface D(314), camera power supply interface E(315) provide working power for external camera; The ARM Central Control Module carries out systematic parameter by RS232 interface (306) to be regulated; The ARM Central Control Module is communicated by letter with near field RFID module (202) by near field RFID interface (307); The ARM Central Control Module is communicated by letter with remote RF ID module (203) by remote RF ID interface (308); The ARM Central Control Module is by car door sensor interface A (309), car door sensor interface B (310) and car door sensor communication; ARM Central Control Module and DSP intelligent video analysis module (302) are carried out exchanges data; ARM Central Control Module and SOC audio/video coding storage transport module (303) carry out exchanges data.
4. the bus safety early warning system based on the networking of visually-perceptible and car according to claim 2, it is characterized in that, input video interface A(319) be used for and demographics video camera A(207) be connected, video data is sent into four unification video synthesis modules (316); Input video interface B(320) be used for and demographics video camera B(212) be connected, video data is sent into four unification video synthesis modules (316); Input video interface C(321) is used for being connected with fatigue detecting video camera (209), video data is sent into video distribution modules A (317); Input video interface D(322) is used for being connected with situation video camera (210) in the car, video data is sent into video distribution module B(318); Input video interface E(323) is used for being connected with situation video camera (211) before the car, video data is sent into SOC audio/video coding storage transport module (303); Video distribution modules A (317), video distribution module B(318) video data that receives is divided into two-way, the one tunnel sends four unification video synthesis modules (316) to, and another road sends SOC audio/video coding storage transport module (303) to; Four unification video synthesis modules (316) are delivered to DSP intelligent video analysis module (302) with 4 road input videos synthetic 1 road, and DSP intelligent video analysis module (302) sends to ARM Central Control Module (301) with result.
5. the bus safety early warning system based on visually-perceptible and car networking according to claim 2 is characterized in that SOC audio/video coding storage transport module (303) and ARM Central Control Module (301) communicate, and receive the abnormal conditions alerting signal; With the coding video data that receives, SOC audio/video coding storage transport module stores data on the SD by SD clamping mouth (328); SOC audio/video coding storage transport module provides the loop output function by output video interface (324); SOC audio/video coding storage transport module connects Universal USB equipment by USB interface (329); SOC audio/video coding storage transport module receives the manual alerting signal of driver by alarm button interface (327); SOC audio/video coding storage transport module is positioning antenna interface (326) receiving satellite positioning signals via satellite, realizes vehicle location; SOC audio/video coding storage transport module is realized high-speed radiocommunication by 3G antennal interface (325) and administrative center, carries out uploading in real time of alerting signal, the interior video data of car.
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- 2013-04-03 CN CN 201320165704 patent/CN203134116U/en not_active Expired - Fee Related
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| CN104123761B (en) * | 2014-01-17 | 2018-08-03 | 兰州交通大学 | The whole anti-cheating intelligent monitor system of coach safety in production |
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| CN112634626A (en) * | 2020-12-16 | 2021-04-09 | 智道网联科技(北京)有限公司 | Vehicle inspection method and system, electronic device and readable storage medium |
| CN113747391A (en) * | 2021-11-05 | 2021-12-03 | 比亚迪股份有限公司 | Method and system for monitoring the health of a rail vehicle driver, management center and device |
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